<html>
<HEAD>
<script LANGUAGE="JavaScript">
// 认识 javascript event 对象
function pressed() {
	alert(JSON.stringify(event))
	alert(JSON.stringify(event.target))
	alert(event.target.value)
}
</script>

</HEAD>
<BODY>
	<h3>认识 javascript event 对象</h3>
	<input type="button" value="press me!" onclick="pressed()" />
</BODY>
</html>
